 No 52 Squadron reformed at RAF Abingdon on 18 January 1937 from a nucleus provided by 15 Squadron.It was initially equipped with Hawker Hind biplane light bombers, these being replaced by Fairey Battle monoplanes from November 1937.In February 1939, the squadron was assigned the task of training crews for the other squadrons in its group, with its Battles being supplemented by Avro Anson to aid the training task.